In the thirties and forties of last century, Lili and Qiang were a couple, who deeply loved each other. Since Qiang's parents were against them, they could not stay together. Soon Lili suffered from an illness, and was dying. Before Lili passed away, Qiang cut a mark on his arm, promising to Lili that they would meet each other in their next life. Soon after Lili died, Qiang also died from sadness. Many years later in modern China, Lili is born to the human world with the memory of her previous life. She has one only goal in this life: that is to look for Qiang so as to continue their previous predestined relationship. After Lili grows up, she looks consistently for Qiang. By an accidental chance, Lili eventually finds Qiang. However Qiang has no memory of his past life but her presence upsets him. Lili just doesn't give up. She still tries hard to waken up Qiang's memory. But Qiang disappoints Lili each and every time. Lili is in great despair. She finally sees through all the uncertainty of life. When Lili feels no hope in her life, an enlightened master appears in front of her, directing her to find the real path of life. Lili eventually understands that human beings can hardly change their lives. The only way out is to return to one's true self.